MW
Mary Willis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Raleigh-County, West Virginia
Our Model Tree links this Mary Willis across the 1930 and 1940 US Censuses in Raleigh-County, West Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 12-person household.
Age 14
b. ~1926
Female
Daughter
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Raleigh-County, West Virginia |
| Surname | Willis |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Town District Mag. |
| 1935 Residence (County) | Raleigh |
| Additional Details | |
| Highest Grade | Yes 6 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Town District Mag |
| Est. Birth Year | ~1926 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Willis | Daughter | — | 14 | ~1926 |
| Virginia Willis | Daughter | — | 10 | ~1930 |
| Norma Willis | Daughter | — | 3 | ~1937 |
| Bonnie Willis | Daughter | — | 7 | ~1933 |
| Goss Willis | Head | — | 40 | ~1900 |
| Jonathan Willis | Son | — | 1 | ~1939 |
| Franklin Willis | Son | — | 8 | ~1932 |
| Douglas Willis | Son | — | 5 | ~1935 |
| Alfred Willis | Son | — | 11 | ~1929 |
| Jennings Willis | Son | — | 13 | ~1927 |
| Lee Willis | Son | — | 12 | ~1928 |
| Lola Willis | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Raleigh, West …
Daughter, age 4
Raleigh, West Virginia · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Willis |
| Given Name | Mary K. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Raleigh-County, West …
Daughter, age 14
Raleigh-County, West Virginia · implied b. ~1926 — 12 household members
| Surname | Willis |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Town District Mag. |
| 1935 Residence (County) | Raleigh |
| Highest Grade | Yes 6 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Mary Willis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Willis
Daughter · 1940 · age 14 · b. ~1926 · West Virginia
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Sibling
Virginia Willis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jonathan Willis
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norma Willis
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bonnie Willis
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Willis
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Willis
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Willis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jennings Willis
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Franklin Willis
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Raleigh-County, West Virginia
Open full size
1940 US Federal Census — Raleigh-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04443-00305)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jerry P. Blevins | 1 | Son | — | West Virginia |
| 42 | James M. Sr. Blevins | 67 | Father | U | North Carolina |
| 43 | Goss Willis | 40 | Head | Carpenter | West Virginia |
| 44 | Lola Willis | 40 | Wife | — | West Virginia |
| 45 | Mary C. Willis THIS PERSON | 14 | Daughter | — | West Virginia |
| 46 | Jennings Willis | 13 | Son | — | West Virginia |
| 47 | Alfred E. Willis | 11 | Son | — | West Virginia |
| 48 | Virginia L. Willis | 10 | Daughter | — | West Virginia |
| 49 | Franklin D. Willis | 8 | Son | — | West Virginia |
| 50 | Bonnie H. Willis | 7 | Daughter | — | West Virginia |
| 51 | Douglas Willis | 5 | Son | — | West Virginia |
| 52 | Norma E. Willis | 3 | Daughter | — | West Virginia |
| 53 | Jonathan Willis | 1 | Son | — | West Virginia |
| 54 | Lee Willis | 12 | Son | — | West Virginia |
| 55 | Arthur Rutherford | 24 | Head | Coal Loader | Tennessee |
| 56 | Pauline Rutherford | 26 | Wife | — | Virginia |
| 57 | Raymond Rutherford | 8 | Son | — | West Virginia |
| 58 | Patty Rutherford | 6 | Daughter | — | West Virginia |
| 59 | Jean Rutherford | 3 | Daughter | — | West Virginia |
| 60 | Norma F. Rutherford | 1 | Daughter | — | West Virginia |
| 61 | Richard Persinger | 28 | Head | Coal Loader | West Virginia |
| 62 | Evelyn Persinger | 21 | Wife | — | West Virginia |
| 63 | Ruth Persinger | 6 | Daughter | — | West Virginia |
| 64 | Nora A. Persinger | 2 | Daughter | — | West Virginia |
| 65 | Loretta Persinger | 0 | Daughter | — | West Virginia |
| 66 | Elmer Harris | 35 | Head | Motorman | Virginia |
| 67 | Myrtle Harris | 30 | Wife | — | West Virginia |
| 68 | Ida Mae Harris | 11 | Daughter | — | West Virginia |
| 69 | Ruth Harris | 9 | Daughter | — | West Virginia |
| 70 | Elmer Jr. Harris | 5 | Son | — | West Virginia |
| 71 | Clifford Snidow | 31 | Head | Motorman | West Virginia |
| 72 | Lavina Snidow | 24 | Wife | — | Virginia |
| 73 | Harold Snidow | 5 | Son | — | West Virginia |
| 74 | Virginia L. Snidow | 4 | Daughter | — | West Virginia |
| 75 | Norma A. Snidow | 1 | Daughter | — | West Virginia |
| 76 | Selmer Blevins | 39 | Brother-in-law | Coal Loader | Virginia |
| 77 | Eulah Blevins | 33 | Sister-in-law | — | West Virginia |
| 78 | Jackie L. Blevins | 8 | Nephew | — | West Virginia |
| 79 | Elmer Cox | 24 | Head | Motorman | West Virginia |
| 80 | Ada Cox | 24 | Wife | — | West Virginia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)